Dick _____ in America, but he has been ______ Chinese food since he moved to China.
– __________ have you been skating? – For five hours.
There __________ an English speech next week.
– Where is Miss Wang? – She went to Shanghai last week and will return __________ three days.
Lin saw __________ UFO last month. It’s strange.
–Do you mind telling me how to restart the computer? –______. It’s simple. Just press the button here.